Caelyn is a gender-neutral name and is of English origin. It can be used for both girls and boys. It means slender. Though a unisex name, this name is trendier as a girl’s name than as a boy’s. The name is currently in the top 500 of NameChef Most Popular Baby Names and not in the top 1000 of U.S birth chart.
Caelyn can be used for both boys and girls.